You can add photos to your leagues public website for anyone that visits your site to view.
Add Photos
Navigate to Website > Builder in the menu bar
Hover over Add-ons at the top and select Photos
Create an Album or Select an existing one. You must have an album before adding photos
Click Add Photos in the upper right and select which photos you would like
Once finished, find an Add Content button anywhere on your webpage and click the Dropdown arrow
Select Photos from the list